请高手解决微机原理与接口技术题谢谢1. MOV AX,4B3AH, AND AH,0FH XOR AL,0F0H SHL AH,1 SHR AL,1 执行上述指令序列后,AH=_________,AL=_______2. MOV AX,0 MOV CX,5L1:ADD AX,CX DEC CX JNZ L1 R
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请高手解决微机原理与接口技术题谢谢1. MOV AX,4B3AH, AND AH,0FH XOR AL,0F0H SHL AH,1 SHR AL,1 执行上述指令序列后,AH=_________,AL=_______2. MOV AX,0 MOV CX,5L1:ADD AX,CX DEC CX JNZ L1 R
请高手解决微机原理与接口技术题谢谢
1. MOV AX,4B3AH,
AND AH,0FH
XOR AL,0F0H
SHL AH,1
SHR AL,1
执行上述指令序列后,AH=_________,AL=_______
2. MOV AX,0
MOV CX,5
L1:ADD AX,CX
DEC CX
JNZ L1
RET
执行上述指令序列后AX=__________,CF=__________.
请高手解决微机原理与接口技术题谢谢1. MOV AX,4B3AH, AND AH,0FH XOR AL,0F0H SHL AH,1 SHR AL,1 执行上述指令序列后,AH=_________,AL=_______2. MOV AX,0 MOV CX,5L1:ADD AX,CX DEC CX JNZ L1 R
1. MOV AX,4B3AH,
AND AH,0FH ; ah = 0Bh
XOR AL,0F0H ; al = CAH
SHL AH,1 ; AH = 16h
SHR AL,1 ; AL = 65H
执行上述指令序列后,AH=____16H_____,AL=_____65H__
2. MOV AX,0
MOV CX,5
L1:ADD AX,CX
DEC CX
JNZ L1
RET
执行上述指令序列后AX=___5+4+3+2+1=15_______,CF=_______0___.